Question 3986:

• WAEC 2018

Carbonaceous type of sedimentary rocks are made from

A. Remains of dead animals
B. Vegetative matter
C. Molten magma
D. Living plants and animals

Question 3987:

• WAEC 2018

Autotrophs, heterotrophs and decomposers are associated with

A. Vegetation
B. Climate
C. Ecosystem
D. Geology

Question 3988:

• WAEC 2018

Which of the following pairs of rocks is not correctly shown?

A. Clay → slate
B. Limestone → marble
C. Sandstone → quartzite
D. Shale → graphite

Question 3989:

• WAEC 2018

Cold currents can also cause

A. Rise in tide
B. Rise in temperature of the area
C. Sea level to rise
D. Fogs instead of actual rain

Question 3990:

• WAEC 2018

The most predominant occupation of most of the population of West African countries is

A. Farming
B. Fishing
C. Mining
D. Teaching